(a) What do you understand by the terms 'direct current' and 'alternating current'?
(b) Name some sources of direct current and some of alternating current.
(c) State an important advantage of alternating current over direct current.
(d) What is the frequency of A.C. supply in India?
Answers
The terms of 'direct current' and 'alternating current'
Explanation:
(a) Direct current means a flow of current in one particular direction whereas the alternating current is the flowing current which keeps on changing periodically resulting in different directions.
(b) Some sources of:
• Direct Current: An electric cell
• Alternating Current: An electric generator or motor.
(c) An important advantage of alternating current over direct current is that without losing much energy, power can be transmitted over long distances.
(d) The frequency of the AC supply in India is 50 Hertz (Hz).
You can get all the answers of Chapter 2 in the link below:
https://brainly.in/question/14961525
Few questions related to this chapter:
A coil is connected to a galvanometer. When the N-pole of magnet is.....
brainly.in/question/14915655
The frequency of alternating current (a.c.) supply in India is.....
brainly.in/question/14915628